linux-kernel - Re: [PATCH 3/4] nvmet-fc: Don't use the count returned by the dma_map

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Date:   Thu, 29 Mar 2018 10:15:21 -0600
From:   Logan Gunthorpe <logang@...tatee.com>
To:     Bart Van Assche <Bart.VanAssche@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-nvme@...ts.infradead.org" <linux-nvme@...ts.infradead.org>
Cc:     "james.smart@...adcom.com" <james.smart@...adcom.com>,
        "hch@....de" <hch@....de>, "sagi@...mberg.me" <sagi@...mberg.me>
Subject: Re: [PATCH 3/4] nvmet-fc: Don't use the count returned by the
 dma_map_sg call



On 29/03/18 10:14 AM, Bart Van Assche wrote:
> On Thu, 2018-03-29 at 10:07 -0600, Logan Gunthorpe wrote:
>> +	ret = fc_dma_map_sg(fod->tgtport->dev, sg, nent,
>> +			    ((fod->io_dir == NVMET_FCP_WRITE) ?
>> +				    DMA_FROM_DEVICE : DMA_TO_DEVICE));
>> +			    /* note: write from initiator perspective */
> 
> If you have to repost this patch please remove the four superfluous parentheses.

Ok, will do.

Thanks,

Logan